10W Stereo/15W Mono, Filterless,

Spread-Spectrum, Class D Amplifiers

4

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TOTAL HARMONIC DISTORTION PLUS

NOISE vs. FREQUENCY

FREQUENCY (Hz)

10k

1k

100

0.1

1

10

0.01

10

100k

Ω

TOTAL HARMONIC DISTORTION PLUS

NOISE vs. FREQUENCY

FREQUENCY (Hz)

10k

1k

100

0.1

1

10

0.01

10

100k

Ω

TOTAL HARMONIC DISTORTION PLUS

NOISE vs. FREQUENCY

FREQUENCY (Hz)

10k

1k

100

0.1

1

10

0.01

10

100k

Ω

TOTAL HARMONIC DISTORTION PLUS

NOISE vs. FREQUENCY

FREQUENCY (Hz)

10k

1k

100

0.1

1

10

0.01

10

100k

Ω

SSM

FFM

TOTAL HARMONIC DISTORTION PLUS

NOISE vs. OUTPUT POWER

OUTPUT POWER (W)

4

2

68

10 12 14 16 18

0.1

1

10

100

0.01

020

Ω

f = 100Hz

f = 1kHz

f = 10kHz

TOTAL HARMONIC DISTORTION PLUS

NOISE vs. OUTPUT POWER

OUTPUT POWER (W)

6

45

2

3

1

0.1

1

10

100

0.01

010

9

78

Ω

f = 10kHz

f = 1kHz

f = 100Hz

TOTAL HARMONIC DISTORTION PLUS

NOISE vs. OUTPUT POWER

OUTPUT POWER (W)

1 2 3456 7 8 9 10 11 12 13 14

0.1

1

10

0.01

015

Ω

f = 100Hz

f = 1kHz

f = 10kHz

TOTAL HARMONIC DISTORTION PLUS

NOISE vs. OUTPUT POWER

OUTPUT POWER (W)

12 3 4 56 7 8 9 10111213141516171819

0.1

1

10

0.01

020

FFM (335kHz)

SSM

Ω

f = 1kHz

EFFICIENCY vs. OUTPUT POWER

OUTPUT POWER (W)

8

6

4

23

5

7

9

1

10

20

30

40

50

60

70

80

90

100

0

010

f = 1kHz

Ω

Ω

Typical Operating Characteristics

(33µH with 4

Ω, 68µH with 8Ω, part in SSM mode, 136µH with 16Ω, measurement BW = 22Hz to 22kHz, unless otherwise noted.)